Stone 30000 Power Bank

Please charge it before use. Please charge it before use. Please charge it before use. Due to the long-distance transportation, it is normal for the product to arrive at the local without electricity. Please charge it before use.You should have this big screen digital phone battery packFull capacity of 30000 m a h, dual USB output, can support two devices to charge at the same time without affecting efficiencyFully charged, can be used continuously for more than 7 daysThree kinds of interface output lines, can meet the data line ports of different interfaces2.1A high current smart chip, the charging speed is increased by 2 timesSmart large-screen digital display, check battery power at any timeHigh-density electronic chips provide a variety of security protections for the device, which are durable and will not damage the phoneHigh-tech lithium polymer battery chip can extend charging lifeWith automatic sleep function to prevent battery power lossAdded LED energy-saving flashlight function, illuminating the way homeSuitable for various types of electronic digital productsVery fashionable style, there are three very classic colors to choose from, maintaining a high-end fashion atmosphereThe fast charging battery pack has nine battery protection functionsVery safe to usePay special attention to the method of useWhen using for the first time, the remaining power must be completely exhausted.Then continue charging until fully charged.After repeating three times, the battery pack will achieve the best use effectPlease strictly comply with the above requirementsOtherwise it will reduce the charging effect of the battery packOur store operates with integrityPlease rest assured of the quality of the productIt will be your good partner